text: "I always hide my feelings in the depths of my soul, so that every time I think about them I smile and learn from them, move on," Duong Trieu Vu added?
classes:  No, duong was embarrassed about his past, so he chose to infuse it into the song.  Also, duong was embarrassed about his past, so he chose to infuse it into the song.  Yes, duong was embarrassed about his past, so he chose to infuse it into the song.